Home / 31,163.15-46,744.80-12,444.71

Finding the Fourth Proportional to 31,163.15, 46,744.80 and 12,444.71

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Solution

The fourth proportional to 31,163.15, 46,744.80 and 12,444.71 is: 18,667.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,163.15 : 46,744.80 = 12,444.71 : x
  2. Step 2: Convert to fraction form
    31,163.15/46,744.80 = 12,444.71/x
  3. Step 3: Cross multiply
    31,163.15x = 46,744.80 × 12,444.71
  4. Step 4: Simplify right side
    31,163.15x = 581,725,480.01
  5. Step 5: Solve for x
    x = 581,725,480.01/31,163.15
  6. Step 6: Final answer
    x = 18,667.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.